CCNA系列認證CCNA(200-120)單項選擇題每日一練(2019.03.13)

來源：考試資料網(wǎng)

1 Refer to the exhibit. At the end of an RSTP election process, which access layer switch port will assume the discarding role?（）

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2 Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices?（）

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3 Which switch would STP choose to become the root bridge in the selection process?（）

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4 A network administrator is troubleshooing an EIGRP problem on a router and needs to confirm the IP addresses of the devices with which the router has established adjacency. The retransmit interval and the queue counts for the adjacent routers also need to be checked. What command will display the required information?（）

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5 Which command can be used from a PC to verify the connectivity between hosts that connect through a switch in the same LAN?（）

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